<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        table{
            border:solid 1px #000;
            width:100%;
            display: table;
            table-layout:auto;
        }
        table td{
            display: table-cell;
            vertical-align: inherit;
            border:solid 1px #000;
        }
    </style>
</head>
<body>
    <table>
        <tr>
            <td rowspan="2" style="width:33.33%;">1</td>
            <td colspan="2" style="width:auto">2</td>
            <td rowspan="2" style="width:33.33%;">3</td>
        </tr>
        <tr>
            <td style="width:100px;">4</td>
            <td style="width:auto">5</td>
        </tr>
    </table>
</body>
</html>